Tidy + timeline embetterment (#38)

* tidy up timelines a bit + stub out some endpoints

* who's faved and who's boosted, reblog notifs

* linting

* Update progress with new endpoints

PROGRESS.md

@@ -73,7 +73,7 @@
     * [x] /api/v1/statuses/:id GET                          (View an existing status)
     * [x] /api/v1/statuses/:id DELETE                       (Delete a status)
     * [ ] /api/v1/statuses/:id/context GET                  (View statuses above and below status ID)
-    * [ ] /api/v1/statuses/:id/reblogged_by GET             (See who has reblogged a status)
+    * [x] /api/v1/statuses/:id/reblogged_by GET             (See who has reblogged a status)
     * [x] /api/v1/statuses/:id/favourited_by GET            (See who has faved a status)
     * [x] /api/v1/statuses/:id/favourite POST               (Fave a status)
     * [x] /api/v1/statuses/:id/unfavourite POST             (Unfave a status)
@@ -98,7 +98,7 @@
     * [ ] /api/v1/scheduled_statuses/:id PUT                (Schedule a status)
     * [ ] /api/v1/scheduled_statuses/:id DELETE             (Cancel a scheduled status)
   * [ ] Timelines
-    * [ ] /api/v1/timelines/public GET                      (See the public/federated timeline)
+    * [x] /api/v1/timelines/public GET                      (See the public/federated timeline)
     * [ ] /api/v1/timelines/tag/:hashtag GET                (Get public statuses that use hashtag)
     * [x] /api/v1/timelines/home GET                        (View statuses from followed users)
     * [ ] /api/v1/timelines/list/:list_id GET               (Get statuses in given list)

internal/api/client/emoji/emoji.go

@@ -0,0 +1,56 @@
+/*
+   GoToSocial
+   Copyright (C) 2021 GoToSocial Authors admin@gotosocial.org
+
+   This program is free software: you can redistribute it and/or modify
+   it under the terms of the GNU Affero General Public License as published by
+   the Free Software Foundation, either version 3 of the License, or
+   (at your option) any later version.
+
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU Affero General Public License for more details.
+
+   You should have received a copy of the GNU Affero General Public License
+   along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+package emoji
+
+import (
+	"net/http"
+
+	"github.com/sirupsen/logrus"
+	"github.com/superseriousbusiness/gotosocial/internal/api"
+	"github.com/superseriousbusiness/gotosocial/internal/config"
+	"github.com/superseriousbusiness/gotosocial/internal/processing"
+	"github.com/superseriousbusiness/gotosocial/internal/router"
+)
+
+const (
+	// BasePath is the base path for serving the emoji API
+	BasePath = "/api/v1/custom_emojis"
+)
+
+// Module implements the ClientAPIModule interface for everything related to emoji
+type Module struct {
+	config    *config.Config
+	processor processing.Processor
+	log       *logrus.Logger
+}
+
+// New returns a new emoji module
+func New(config *config.Config, processor processing.Processor, log *logrus.Logger) api.ClientModule {
+	return &Module{
+		config:    config,
+		processor: processor,
+		log:       log,
+	}
+}
+
+// Route attaches all routes from this module to the given router
+func (m *Module) Route(r router.Router) error {
+	r.AttachHandler(http.MethodGet, BasePath, m.EmojisGETHandler)
+	return nil
+}

internal/api/client/emoji/emojisget.go

@@ -0,0 +1,8 @@
+package emoji
+
+import "github.com/gin-gonic/gin"
+
+// EmojisGETHandler returns a list of custom emojis enabled on the instance
+func (m *Module) EmojisGETHandler(c *gin.Context) {
+
+}

internal/api/client/filter/filter.go

@@ -0,0 +1,56 @@
+/*
+   GoToSocial
+   Copyright (C) 2021 GoToSocial Authors admin@gotosocial.org
+
+   This program is free software: you can redistribute it and/or modify
+   it under the terms of the GNU Affero General Public License as published by
+   the Free Software Foundation, either version 3 of the License, or
+   (at your option) any later version.
+
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU Affero General Public License for more details.
+
+   You should have received a copy of the GNU Affero General Public License
+   along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+package filter
+
+import (
+	"net/http"
+
+	"github.com/sirupsen/logrus"
+	"github.com/superseriousbusiness/gotosocial/internal/api"
+	"github.com/superseriousbusiness/gotosocial/internal/config"
+	"github.com/superseriousbusiness/gotosocial/internal/processing"
+	"github.com/superseriousbusiness/gotosocial/internal/router"
+)
+
+const (
+	// BasePath is the base path for serving the filter API
+	BasePath = "/api/v1/filters"
+)
+
+// Module implements the ClientAPIModule interface for every related to filters
+type Module struct {
+	config    *config.Config
+	processor processing.Processor
+	log       *logrus.Logger
+}
+
+// New returns a new filter module
+func New(config *config.Config, processor processing.Processor, log *logrus.Logger) api.ClientModule {
+	return &Module{
+		config:    config,
+		processor: processor,
+		log:       log,
+	}
+}
+
+// Route attaches all routes from this module to the given router
+func (m *Module) Route(r router.Router) error {
+	r.AttachHandler(http.MethodGet, BasePath, m.FiltersGETHandler)
+	return nil
+}

internal/api/client/filter/filtersget.go

@@ -0,0 +1,8 @@
+package filter
+
+import "github.com/gin-gonic/gin"
+
+// FiltersGETHandler returns a list of filters set by/for the authed account
+func (m *Module) FiltersGETHandler(c *gin.Context) {
+
+}

internal/api/client/list/list.go

@@ -0,0 +1,56 @@
+/*
+   GoToSocial
+   Copyright (C) 2021 GoToSocial Authors admin@gotosocial.org
+
+   This program is free software: you can redistribute it and/or modify
+   it under the terms of the GNU Affero General Public License as published by
+   the Free Software Foundation, either version 3 of the License, or
+   (at your option) any later version.
+
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU Affero General Public License for more details.
+
+   You should have received a copy of the GNU Affero General Public License
+   along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+package list
+
+import (
+	"net/http"
+
+	"github.com/sirupsen/logrus"
+	"github.com/superseriousbusiness/gotosocial/internal/api"
+	"github.com/superseriousbusiness/gotosocial/internal/config"
+	"github.com/superseriousbusiness/gotosocial/internal/processing"
+	"github.com/superseriousbusiness/gotosocial/internal/router"
+)
+
+const (
+	// BasePath is the base path for serving the lists API
+	BasePath = "/api/v1/lists"
+)
+
+// Module implements the ClientAPIModule interface for everything related to lists
+type Module struct {
+	config    *config.Config
+	processor processing.Processor
+	log       *logrus.Logger
+}
+
+// New returns a new list module
+func New(config *config.Config, processor processing.Processor, log *logrus.Logger) api.ClientModule {
+	return &Module{
+		config:    config,
+		processor: processor,
+		log:       log,
+	}
+}
+
+// Route attaches all routes from this module to the given router
+func (m *Module) Route(r router.Router) error {
+	r.AttachHandler(http.MethodGet, BasePath, m.ListsGETHandler)
+	return nil
+}

internal/api/client/list/listsgets.go

@@ -0,0 +1,8 @@
+package list
+
+import "github.com/gin-gonic/gin"
+
+// ListsGETHandler returns a list of lists created by/for the authed account
+func (m *Module) ListsGETHandler(c *gin.Context) {
+
+}

internal/api/client/notification/notification.go

@@ -41,6 +41,8 @@
 	MaxIDKey = "max_id"
 	// LimitKey is for specifying maximum number of notifications to return.
 	LimitKey = "limit"
+	// SinceIDKey is for specifying the minimum notification ID to return.
+	SinceIDKey = "since_id"
 )
 
 // Module implements the ClientAPIModule interface for every related to posting/deleting/interacting with notifications

internal/api/client/notification/notificationsget.go

@@ -62,7 +62,13 @@ func (m *Module) NotificationsGETHandler(c *gin.Context) {
 		maxID = maxIDString
 	}
 
-	notifs, errWithCode := m.processor.NotificationsGet(authed, limit, maxID)
+	sinceID := ""
+	sinceIDString := c.Query(SinceIDKey)
+	if sinceIDString != "" {
+		sinceID = sinceIDString
+	}
+
+	notifs, errWithCode := m.processor.NotificationsGet(authed, limit, maxID, sinceID)
 	if errWithCode != nil {
 		l.Debugf("error processing notifications get: %s", errWithCode.Error())
 		c.JSON(errWithCode.Code(), gin.H{"error": errWithCode.Safe()})

internal/api/client/status/status.go

@@ -95,8 +95,12 @@ func (m *Module) Route(r router.Router) error {
 
 	r.AttachHandler(http.MethodPost, FavouritePath, m.StatusFavePOSTHandler)
 	r.AttachHandler(http.MethodPost, UnfavouritePath, m.StatusUnfavePOSTHandler)
+	r.AttachHandler(http.MethodGet, FavouritedPath, m.StatusFavedByGETHandler)
 
 	r.AttachHandler(http.MethodPost, ReblogPath, m.StatusBoostPOSTHandler)
+	r.AttachHandler(http.MethodGet, RebloggedPath, m.StatusBoostedByGETHandler)
+
+	r.AttachHandler(http.MethodGet, ContextPath, m.StatusContextGETHandler)
 
 	r.AttachHandler(http.MethodGet, BasePathWithID, m.muxHandler)
 	return nil

internal/api/client/status/statusboosted_by.go

@@ -0,0 +1,60 @@
+/*
+   GoToSocial
+   Copyright (C) 2021 GoToSocial Authors admin@gotosocial.org
+
+   This program is free software: you can redistribute it and/or modify
+   it under the terms of the GNU Affero General Public License as published by
+   the Free Software Foundation, either version 3 of the License, or
+   (at your option) any later version.
+
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU Affero General Public License for more details.
+
+   You should have received a copy of the GNU Affero General Public License
+   along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+package status
+
+import (
+	"net/http"
+
+	"github.com/gin-gonic/gin"
+	"github.com/sirupsen/logrus"
+	"github.com/superseriousbusiness/gotosocial/internal/oauth"
+)
+
+// StatusBoostedByGETHandler is for serving a list of accounts that have boosted/reblogged a given status
+func (m *Module) StatusBoostedByGETHandler(c *gin.Context) {
+	l := m.log.WithFields(logrus.Fields{
+		"func":        "StatusBoostedByGETHandler",
+		"request_uri": c.Request.RequestURI,
+		"user_agent":  c.Request.UserAgent(),
+		"origin_ip":   c.ClientIP(),
+	})
+	l.Debugf("entering function")
+
+	authed, err := oauth.Authed(c, true, true, true, true) // we don't really need an app here but we want everything else
+	if err != nil {
+		l.Errorf("error authing status boosted by request: %s", err)
+		c.JSON(http.StatusBadRequest, gin.H{"error": "not authed"})
+		return
+	}
+
+	targetStatusID := c.Param(IDKey)
+	if targetStatusID == "" {
+		c.JSON(http.StatusBadRequest, gin.H{"error": "no status id provided"})
+		return
+	}
+
+	mastoAccounts, err := m.processor.StatusBoostedBy(authed, targetStatusID)
+	if err != nil {
+		l.Debugf("error processing status boosted by request: %s", err)
+		c.JSON(http.StatusBadRequest, gin.H{"error": "bad request"})
+		return
+	}
+
+	c.JSON(http.StatusOK, mastoAccounts)
+}

internal/api/client/status/statuscontext.go

@@ -0,0 +1,60 @@
+/*
+   GoToSocial
+   Copyright (C) 2021 GoToSocial Authors admin@gotosocial.org
+
+   This program is free software: you can redistribute it and/or modify
+   it under the terms of the GNU Affero General Public License as published by
+   the Free Software Foundation, either version 3 of the License, or
+   (at your option) any later version.
+
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU Affero General Public License for more details.
+
+   You should have received a copy of the GNU Affero General Public License
+   along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+package status
+
+import (
+	"net/http"
+
+	"github.com/gin-gonic/gin"
+	"github.com/sirupsen/logrus"
+	"github.com/superseriousbusiness/gotosocial/internal/oauth"
+)
+
+// StatusContextGETHandler returns the context around the given status ID.
+func (m *Module) StatusContextGETHandler(c *gin.Context) {
+	l := m.log.WithFields(logrus.Fields{
+		"func":        "StatusContextGETHandler",
+		"request_uri": c.Request.RequestURI,
+		"user_agent":  c.Request.UserAgent(),
+		"origin_ip":   c.ClientIP(),
+	})
+	l.Debugf("entering function")
+
+	authed, err := oauth.Authed(c, true, true, true, true)
+	if err != nil {
+		l.Errorf("error authing status context request: %s", err)
+		c.JSON(http.StatusBadRequest, gin.H{"error": "not authed"})
+		return
+	}
+
+	targetStatusID := c.Param(IDKey)
+	if targetStatusID == "" {
+		c.JSON(http.StatusBadRequest, gin.H{"error": "no status id provided"})
+		return
+	}
+
+	statusContext, errWithCode := m.processor.StatusGetContext(authed, targetStatusID)
+	if errWithCode != nil {
+		l.Debugf("error getting status context: %s", errWithCode.Error())
+		c.JSON(errWithCode.Code(), gin.H{"error": errWithCode.Safe()})
+		return
+	}
+
+	c.JSON(http.StatusOK, statusContext)
+}

internal/api/client/timeline/home.go

@@ -36,7 +36,7 @@
 // 	limit -- show only limit number of statuses
 // 	local -- Return only local statuses?
 func (m *Module) HomeTimelineGETHandler(c *gin.Context) {
-	l := m.log.WithField("func", "AccountStatusesGETHandler")
+	l := m.log.WithField("func", "HomeTimelineGETHandler")
 
 	authed, err := oauth.Authed(c, true, true, true, true)
 	if err != nil {

internal/api/client/timeline/public.go

@@ -0,0 +1,92 @@
+/*
+   GoToSocial
+   Copyright (C) 2021 GoToSocial Authors admin@gotosocial.org
+
+   This program is free software: you can redistribute it and/or modify
+   it under the terms of the GNU Affero General Public License as published by
+   the Free Software Foundation, either version 3 of the License, or
+   (at your option) any later version.
+
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU Affero General Public License for more details.
+
+   You should have received a copy of the GNU Affero General Public License
+   along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+package timeline
+
+import (
+	"net/http"
+	"strconv"
+
+	"github.com/gin-gonic/gin"
+	"github.com/superseriousbusiness/gotosocial/internal/oauth"
+)
+
+// PublicTimelineGETHandler handles PUBLIC timeline requests.
+// This includes requests to local, which are actually just public
+// requests with a filter.
+func (m *Module) PublicTimelineGETHandler(c *gin.Context) {
+	l := m.log.WithField("func", "PublicTimelineGETHandler")
+
+	authed, err := oauth.Authed(c, true, true, true, true)
+	if err != nil {
+		l.Debugf("error authing: %s", err)
+		c.JSON(http.StatusUnauthorized, gin.H{"error": "unauthorized"})
+		return
+	}
+
+	maxID := ""
+	maxIDString := c.Query(MaxIDKey)
+	if maxIDString != "" {
+		maxID = maxIDString
+	}
+
+	sinceID := ""
+	sinceIDString := c.Query(SinceIDKey)
+	if sinceIDString != "" {
+		sinceID = sinceIDString
+	}
+
+	minID := ""
+	minIDString := c.Query(MinIDKey)
+	if minIDString != "" {
+		minID = minIDString
+	}
+
+	limit := 20
+	limitString := c.Query(LimitKey)
+	if limitString != "" {
+		i, err := strconv.ParseInt(limitString, 10, 64)
+		if err != nil {
+			l.Debugf("error parsing limit string: %s", err)
+			c.JSON(http.StatusBadRequest, gin.H{"error": "couldn't parse limit query param"})
+			return
+		}
+		limit = int(i)
+	}
+
+	local := false
+	localString := c.Query(LocalKey)
+	if localString != "" {
+		i, err := strconv.ParseBool(localString)
+		if err != nil {
+			l.Debugf("error parsing local string: %s", err)
+			c.JSON(http.StatusBadRequest, gin.H{"error": "couldn't parse local query param"})
+			return
+		}
+		local = i
+	}
+
+	statuses, errWithCode := m.processor.PublicTimelineGet(authed, maxID, sinceID, minID, limit, local)
+	if errWithCode != nil {
+		l.Debugf("error from processor account statuses get: %s", errWithCode)
+		c.JSON(errWithCode.Code(), gin.H{"error": errWithCode.Safe()})
+		return
+	}
+
+	c.JSON(http.StatusOK, statuses)
+}

internal/api/client/timeline/timeline.go

@@ -1,5 +1,3 @@
-package timeline
-
 /*
    GoToSocial
    Copyright (C) 2021 GoToSocial Authors admin@gotosocial.org
@@ -18,6 +16,8 @@
    along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
+package timeline
+
 import (
 	"net/http"
 
@@ -33,6 +33,8 @@
 	BasePath = "/api/v1/timelines"
 	// HomeTimeline is the path for the home timeline
 	HomeTimeline = BasePath + "/home"
+	// PublicTimeline is the path for the public (and public local) timeline
+	PublicTimeline = BasePath + "/public"
 	// MaxIDKey is the url query for setting a max status ID to return
 	MaxIDKey = "max_id"
 	// SinceIDKey is the url query for returning results newer than the given ID
@@ -64,5 +66,6 @@ func New(config *config.Config, processor processing.Processor, log *logrus.Logg
 // Route attaches all routes from this module to the given router
 func (m *Module) Route(r router.Router) error {
 	r.AttachHandler(http.MethodGet, HomeTimeline, m.HomeTimelineGETHandler)
+	r.AttachHandler(http.MethodGet, PublicTimeline, m.PublicTimelineGETHandler)
 	return nil
 }

internal/cliactions/server/server.go

@@ -14,9 +14,12 @@
 	"github.com/superseriousbusiness/gotosocial/internal/api/client/admin"
 	"github.com/superseriousbusiness/gotosocial/internal/api/client/app"
 	"github.com/superseriousbusiness/gotosocial/internal/api/client/auth"
+	"github.com/superseriousbusiness/gotosocial/internal/api/client/emoji"
 	"github.com/superseriousbusiness/gotosocial/internal/api/client/fileserver"
+	"github.com/superseriousbusiness/gotosocial/internal/api/client/filter"
 	"github.com/superseriousbusiness/gotosocial/internal/api/client/followrequest"
 	"github.com/superseriousbusiness/gotosocial/internal/api/client/instance"
+	"github.com/superseriousbusiness/gotosocial/internal/api/client/list"
 	mediaModule "github.com/superseriousbusiness/gotosocial/internal/api/client/media"
 	"github.com/superseriousbusiness/gotosocial/internal/api/client/notification"
 	"github.com/superseriousbusiness/gotosocial/internal/api/client/search"
@@ -107,6 +110,9 @@
 	timelineModule := timeline.New(c, processor, log)
 	notificationModule := notification.New(c, processor, log)
 	searchModule := search.New(c, processor, log)
+	filtersModule := filter.New(c, processor, log)
+	emojiModule := emoji.New(c, processor, log)
+	listsModule := list.New(c, processor, log)
 	mm := mediaModule.New(c, processor, log)
 	fileServerModule := fileserver.New(c, processor, log)
 	adminModule := admin.New(c, processor, log)
@@ -132,6 +138,9 @@
 		timelineModule,
 		notificationModule,
 		searchModule,
+		filtersModule,
+		emojiModule,
+		listsModule,
 	}
 
 	for _, m := range apis {

internal/db/db.go

@@ -253,12 +253,20 @@ type DB interface {
 	// This slice will be unfiltered, not taking account of blocks and whatnot, so filter it before serving it back to a user.
 	WhoFavedStatus(status *gtsmodel.Status) ([]*gtsmodel.Account, error)
 
+	// WhoBoostedStatus returns a slice of accounts who boosted the given status.
+	// This slice will be unfiltered, not taking account of blocks and whatnot, so filter it before serving it back to a user.
+	WhoBoostedStatus(status *gtsmodel.Status) ([]*gtsmodel.Account, error)
+
 	// GetHomeTimelineForAccount fetches the account's HOME timeline -- ie., posts and replies from people they *follow*.
 	// It will use the given filters and try to return as many statuses up to the limit as possible.
 	GetHomeTimelineForAccount(accountID string, maxID string, sinceID string, minID string, limit int, local bool) ([]*gtsmodel.Status, error)
 
+	// GetPublicTimelineForAccount fetches the account's PUBLIC timline -- ie., posts and replies that are public.
+	// It will use the given filters and try to return as many statuses as possible up to the limit.
+	GetPublicTimelineForAccount(accountID string, maxID string, sinceID string, minID string, limit int, local bool) ([]*gtsmodel.Status, error)
+
 	// GetNotificationsForAccount returns a list of notifications that pertain to the given accountID.
-	GetNotificationsForAccount(accountID string, limit int, maxID string) ([]*gtsmodel.Notification, error)
+	GetNotificationsForAccount(accountID string, limit int, maxID string, sinceID string) ([]*gtsmodel.Notification, error)
 
 	/*
 		USEFUL CONVERSION FUNCTIONS

internal/db/pg/pg.go

@@ -1115,11 +1115,36 @@ func (ps *postgresService) WhoFavedStatus(status *gtsmodel.Status) ([]*gtsmodel.
 	return accounts, nil
 }
 
+func (ps *postgresService) WhoBoostedStatus(status *gtsmodel.Status) ([]*gtsmodel.Account, error) {
+	accounts := []*gtsmodel.Account{}
+
+	boosts := []*gtsmodel.Status{}
+	if err := ps.conn.Model(&boosts).Where("boost_of_id = ?", status.ID).Select(); err != nil {
+		if err == pg.ErrNoRows {
+			return accounts, nil // no rows just means nobody has boosted this status, so that's fine
+		}
+		return nil, err // an actual error has occurred
+	}
+
+	for _, f := range boosts {
+		acc := &gtsmodel.Account{}
+		if err := ps.conn.Model(acc).Where("id = ?", f.AccountID).Select(); err != nil {
+			if err == pg.ErrNoRows {
+				continue // the account doesn't exist for some reason??? but this isn't the place to worry about that so just skip it
+			}
+			return nil, err // an actual error has occurred
+		}
+		accounts = append(accounts, acc)
+	}
+	return accounts, nil
+}
+
 func (ps *postgresService) GetHomeTimelineForAccount(accountID string, maxID string, sinceID string, minID string, limit int, local bool) ([]*gtsmodel.Status, error) {
 	statuses := []*gtsmodel.Status{}
 
-	q := ps.conn.Model(&statuses).
+	q := ps.conn.Model(&statuses)
-		ColumnExpr("status.*").
+
+	q = q.ColumnExpr("status.*").
 		Join("JOIN follows AS f ON f.target_account_id = status.account_id").
 		Where("f.account_id = ?", accountID).
 		Limit(limit).
@@ -1133,6 +1158,22 @@ func (ps *postgresService) GetHomeTimelineForAccount(accountID string, maxID str
 		q = q.Where("status.created_at < ?", s.CreatedAt)
 	}
 
+	if minID != "" {
+		s := &gtsmodel.Status{}
+		if err := ps.conn.Model(s).Where("id = ?", minID).Select(); err != nil {
+			return nil, err
+		}
+		q = q.Where("status.created_at > ?", s.CreatedAt)
+	}
+
+	if sinceID != "" {
+		s := &gtsmodel.Status{}
+		if err := ps.conn.Model(s).Where("id = ?", sinceID).Select(); err != nil {
+			return nil, err
+		}
+		q = q.Where("status.created_at > ?", s.CreatedAt)
+	}
+
 	err := q.Select()
 	if err != nil {
 		if err != pg.ErrNoRows {
@@ -1143,7 +1184,53 @@ func (ps *postgresService) GetHomeTimelineForAccount(accountID string, maxID str
 	return statuses, nil
 }
 
-func (ps *postgresService) GetNotificationsForAccount(accountID string, limit int, maxID string) ([]*gtsmodel.Notification, error) {
+func (ps *postgresService) GetPublicTimelineForAccount(accountID string, maxID string, sinceID string, minID string, limit int, local bool) ([]*gtsmodel.Status, error) {
+	statuses := []*gtsmodel.Status{}
+
+	q := ps.conn.Model(&statuses).
+		Where("visibility = ?", gtsmodel.VisibilityPublic).
+		Limit(limit).
+		Order("created_at DESC")
+
+	if maxID != "" {
+		s := &gtsmodel.Status{}
+		if err := ps.conn.Model(s).Where("id = ?", maxID).Select(); err != nil {
+			return nil, err
+		}
+		q = q.Where("created_at < ?", s.CreatedAt)
+	}
+
+	if minID != "" {
+		s := &gtsmodel.Status{}
+		if err := ps.conn.Model(s).Where("id = ?", minID).Select(); err != nil {
+			return nil, err
+		}
+		q = q.Where("created_at > ?", s.CreatedAt)
+	}
+
+	if sinceID != "" {
+		s := &gtsmodel.Status{}
+		if err := ps.conn.Model(s).Where("id = ?", sinceID).Select(); err != nil {
+			return nil, err
+		}
+		q = q.Where("created_at > ?", s.CreatedAt)
+	}
+
+	if local {
+		q = q.Where("local = ?", local)
+	}
+
+	err := q.Select()
+	if err != nil {
+		if err != pg.ErrNoRows {
+			return nil, err
+		}
+	}
+
+	return statuses, nil
+}
+
+func (ps *postgresService) GetNotificationsForAccount(accountID string, limit int, maxID string, sinceID string) ([]*gtsmodel.Notification, error) {
 	notifications := []*gtsmodel.Notification{}
 
 	q := ps.conn.Model(&notifications).Where("target_account_id = ?", accountID)
@@ -1156,6 +1243,14 @@ func (ps *postgresService) GetNotificationsForAccount(accountID string, limit in
 		q = q.Where("created_at < ?", n.CreatedAt)
 	}
 
+	if sinceID != "" {
+		n := &gtsmodel.Notification{}
+		if err := ps.conn.Model(n).Where("id = ?", sinceID).Select(); err != nil {
+			return nil, err
+		}
+		q = q.Where("created_at > ?", n.CreatedAt)
+	}
+
 	if limit != 0 {
 		q = q.Limit(limit)
 	}

internal/processing/fromcommon.go

@@ -160,5 +160,54 @@ func (p *processor) notifyFave(fave *gtsmodel.StatusFave, receivingAccount *gtsm
 }
 
 func (p *processor) notifyAnnounce(status *gtsmodel.Status) error {
+	if status.BoostOfID == "" {
+		// not a boost, nothing to do
+		return nil
+	}
+
+	boostedStatus := &gtsmodel.Status{}
+	if err := p.db.GetByID(status.BoostOfID, boostedStatus); err != nil {
+		return fmt.Errorf("notifyAnnounce: error getting status with id %s: %s", status.BoostOfID, err)
+	}
+
+	boostedAcct := &gtsmodel.Account{}
+	if err := p.db.GetByID(boostedStatus.AccountID, boostedAcct); err != nil {
+		return fmt.Errorf("notifyAnnounce: error getting account with id %s: %s", boostedStatus.AccountID, err)
+	}
+
+	if boostedAcct.Domain != "" {
+		// remote account, nothing to do
+		return nil
+	}
+
+	if boostedStatus.AccountID == status.AccountID {
+		// it's a self boost, nothing to do
+		return nil
+	}
+
+	// make sure a notif doesn't already exist for this announce
+	err := p.db.GetWhere([]db.Where{
+		{Key: "notification_type", Value: gtsmodel.NotificationReblog},
+		{Key: "target_account_id", Value: boostedAcct.ID},
+		{Key: "origin_account_id", Value: status.AccountID},
+		{Key: "status_id", Value: status.ID},
+	}, &gtsmodel.Notification{})
+	if err == nil {
+		// notification exists already so just bail
+		return nil
+	}
+
+	// now create the new reblog notification
+	notif := &gtsmodel.Notification{
+		NotificationType: gtsmodel.NotificationReblog,
+		TargetAccountID:  boostedAcct.ID,
+		OriginAccountID:  status.AccountID,
+		StatusID:         status.ID,
+	}
+
+	if err := p.db.Put(notif); err != nil {
+		return fmt.Errorf("notifyAnnounce: error putting notification in database: %s", err)
+	}
+
 	return nil
 }

internal/processing/notification.go

@@ -23,10 +23,10 @@
 	"github.com/superseriousbusiness/gotosocial/internal/oauth"
 )
 
-func (p *processor) NotificationsGet(authed *oauth.Auth, limit int, maxID string) ([]*apimodel.Notification, ErrorWithCode) {
+func (p *processor) NotificationsGet(authed *oauth.Auth, limit int, maxID string, sinceID string) ([]*apimodel.Notification, ErrorWithCode) {
 	l := p.log.WithField("func", "NotificationsGet")
 
-	notifs, err := p.db.GetNotificationsForAccount(authed.Account.ID, limit, maxID)
+	notifs, err := p.db.GetNotificationsForAccount(authed.Account.ID, limit, maxID, sinceID)
 	if err != nil {
 		return nil, NewErrorInternalError(err)
 	}

internal/processing/processor.go

@@ -107,7 +107,7 @@ type Processor interface {
 	MediaUpdate(authed *oauth.Auth, attachmentID string, form *apimodel.AttachmentUpdateRequest) (*apimodel.Attachment, ErrorWithCode)
 
 	// NotificationsGet
-	NotificationsGet(authed *oauth.Auth, limit int, maxID string) ([]*apimodel.Notification, ErrorWithCode)
+	NotificationsGet(authed *oauth.Auth, limit int, maxID string, sinceID string) ([]*apimodel.Notification, ErrorWithCode)
 
 	// SearchGet performs a search with the given params, resolving/dereferencing remotely as desired
 	SearchGet(authed *oauth.Auth, searchQuery *apimodel.SearchQuery) (*apimodel.SearchResult, ErrorWithCode)
@@ -120,15 +120,21 @@ type Processor interface {
 	StatusFave(authed *oauth.Auth, targetStatusID string) (*apimodel.Status, error)
 	// StatusBoost processes the boost/reblog of a given status, returning the newly-created boost if all is well.
 	StatusBoost(authed *oauth.Auth, targetStatusID string) (*apimodel.Status, ErrorWithCode)
+	// StatusBoostedBy returns a slice of accounts that have boosted the given status, filtered according to privacy settings.
+	StatusBoostedBy(authed *oauth.Auth, targetStatusID string) ([]*apimodel.Account, ErrorWithCode)
 	// StatusFavedBy returns a slice of accounts that have liked the given status, filtered according to privacy settings.
 	StatusFavedBy(authed *oauth.Auth, targetStatusID string) ([]*apimodel.Account, error)
 	// StatusGet gets the given status, taking account of privacy settings and blocks etc.
 	StatusGet(authed *oauth.Auth, targetStatusID string) (*apimodel.Status, error)
 	// StatusUnfave processes the unfaving of a given status, returning the updated status if the fave goes through.
 	StatusUnfave(authed *oauth.Auth, targetStatusID string) (*apimodel.Status, error)
+	// StatusGetContext returns the context (previous and following posts) from the given status ID
+	StatusGetContext(authed *oauth.Auth, targetStatusID string) (*apimodel.Context, ErrorWithCode)
 
 	// HomeTimelineGet returns statuses from the home timeline, with the given filters/parameters.
 	HomeTimelineGet(authed *oauth.Auth, maxID string, sinceID string, minID string, limit int, local bool) ([]apimodel.Status, ErrorWithCode)
+	// PublicTimelineGet returns statuses from the public/local timeline, with the given filters/parameters.
+	PublicTimelineGet(authed *oauth.Auth, maxID string, sinceID string, minID string, limit int, local bool) ([]apimodel.Status, ErrorWithCode)
 
 	/*
 		FEDERATION API-FACING PROCESSING FUNCTIONS

internal/processing/status.go

@@ -309,6 +309,70 @@ func (p *processor) StatusBoost(authed *oauth.Auth, targetStatusID string) (*api
 	return mastoStatus, nil
 }
 
+func (p *processor) StatusBoostedBy(authed *oauth.Auth, targetStatusID string) ([]*apimodel.Account, ErrorWithCode) {
+	l := p.log.WithField("func", "StatusBoostedBy")
+
+	l.Tracef("going to search for target status %s", targetStatusID)
+	targetStatus := &gtsmodel.Status{}
+	if err := p.db.GetByID(targetStatusID, targetStatus); err != nil {
+		return nil, NewErrorNotFound(fmt.Errorf("StatusBoostedBy: error fetching status %s: %s", targetStatusID, err))
+	}
+
+	l.Tracef("going to search for target account %s", targetStatus.AccountID)
+	targetAccount := &gtsmodel.Account{}
+	if err := p.db.GetByID(targetStatus.AccountID, targetAccount); err != nil {
+		return nil, NewErrorNotFound(fmt.Errorf("StatusBoostedBy: error fetching target account %s: %s", targetStatus.AccountID, err))
+	}
+
+	l.Trace("going to get relevant accounts")
+	relevantAccounts, err := p.db.PullRelevantAccountsFromStatus(targetStatus)
+	if err != nil {
+		return nil, NewErrorNotFound(fmt.Errorf("StatusBoostedBy: error fetching related accounts for status %s: %s", targetStatusID, err))
+	}
+
+	l.Trace("going to see if status is visible")
+	visible, err := p.db.StatusVisible(targetStatus, targetAccount, authed.Account, relevantAccounts) // requestingAccount might well be nil here, but StatusVisible knows how to take care of that
+	if err != nil {
+		return nil, NewErrorNotFound(fmt.Errorf("StatusBoostedBy: error seeing if status %s is visible: %s", targetStatus.ID, err))
+	}
+
+	if !visible {
+		return nil, NewErrorNotFound(errors.New("StatusBoostedBy: status is not visible"))
+	}
+
+	// get ALL accounts that faved a status -- doesn't take account of blocks and mutes and stuff
+	favingAccounts, err := p.db.WhoBoostedStatus(targetStatus)
+	if err != nil {
+		return nil, NewErrorNotFound(fmt.Errorf("StatusBoostedBy: error seeing who boosted status: %s", err))
+	}
+
+	// filter the list so the user doesn't see accounts they blocked or which blocked them
+	filteredAccounts := []*gtsmodel.Account{}
+	for _, acc := range favingAccounts {
+		blocked, err := p.db.Blocked(authed.Account.ID, acc.ID)
+		if err != nil {
+			return nil, NewErrorNotFound(fmt.Errorf("StatusBoostedBy: error checking blocks: %s", err))
+		}
+		if !blocked {
+			filteredAccounts = append(filteredAccounts, acc)
+		}
+	}
+
+	// TODO: filter other things here? suspended? muted? silenced?
+
+	// now we can return the masto representation of those accounts
+	mastoAccounts := []*apimodel.Account{}
+	for _, acc := range filteredAccounts {
+		mastoAccount, err := p.tc.AccountToMastoPublic(acc)
+		if err != nil {
+			return nil, NewErrorNotFound(fmt.Errorf("StatusFavedBy: error converting account to api model: %s", err))
+		}
+		mastoAccounts = append(mastoAccounts, mastoAccount)
+	}
+
+	return mastoAccounts, nil
+}
+
 func (p *processor) StatusFavedBy(authed *oauth.Auth, targetStatusID string) ([]*apimodel.Account, error) {
 	l := p.log.WithField("func", "StatusFavedBy")
 
@@ -479,3 +543,7 @@ func (p *processor) StatusUnfave(authed *oauth.Auth, targetStatusID string) (*ap
 
 	return mastoStatus, nil
 }
+
+func (p *processor) StatusGetContext(authed *oauth.Auth, targetStatusID string) (*apimodel.Context, ErrorWithCode) {
+	return &apimodel.Context{}, nil
+}

internal/processing/timeline.go

@@ -28,13 +28,36 @@
 )
 
 func (p *processor) HomeTimelineGet(authed *oauth.Auth, maxID string, sinceID string, minID string, limit int, local bool) ([]apimodel.Status, ErrorWithCode) {
-	l := p.log.WithField("func", "HomeTimelineGet")
-
 	statuses, err := p.db.GetHomeTimelineForAccount(authed.Account.ID, maxID, sinceID, minID, limit, local)
 	if err != nil {
 		return nil, NewErrorInternalError(err)
 	}
 
+	s, err := p.filterStatuses(authed, statuses)
+	if err != nil {
+		return nil, NewErrorInternalError(err)
+	}
+
+	return s, nil
+}
+
+func (p *processor) PublicTimelineGet(authed *oauth.Auth, maxID string, sinceID string, minID string, limit int, local bool) ([]apimodel.Status, ErrorWithCode) {
+	statuses, err := p.db.GetPublicTimelineForAccount(authed.Account.ID, maxID, sinceID, minID, limit, local)
+	if err != nil {
+		return nil, NewErrorInternalError(err)
+	}
+
+	s, err := p.filterStatuses(authed, statuses)
+	if err != nil {
+		return nil, NewErrorInternalError(err)
+	}
+
+	return s, nil
+}
+
+func (p *processor) filterStatuses(authed *oauth.Auth, statuses []*gtsmodel.Status) ([]apimodel.Status, error) {
+	l := p.log.WithField("func", "filterStatuses")
+
 	apiStatuses := []apimodel.Status{}
 	for _, s := range statuses {
 		targetAccount := &gtsmodel.Account{}